Thread: 35 MPG 1966 Chevelle
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Old 01-15-2015, 07:56 PM   #98 (permalink)
67-ls1
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And I have 3.07 rearend gearing with a .67 overdrive transmission, so my RPM at "MPG" cruise speed should be really low.
Last edited by 67-ls1; 01-15-2015 at 07:57 PM.. Reason: Speliing
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